21375846

素因数分解:

$2^1\times 3^3\times {\mathrm{395849}}^1$

素因数の和:395860

約数の個数: 16

約数和(自身を含む): 47502000

約数和(自身を除く): 26126154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 395849, 791698, 1187547, 2375094, 3562641, 7125282, 10687923, 21375846]

約数ペア:

[(1, 21375846), (2, 10687923), (3, 7125282), (6, 3562641), (9, 2375094), (18, 1187547), (27, 791698), (54, 395849)]